
Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); User-to-User Signalling (UUS); Service description - Stage 1 (3GPP TS 22.087 version 4.0.0 Release 4)
STANDARD published on 31.3.2001
Designation standards: ETSI TS 122087-V4.0.0
Publication date standards: 31.3.2001
The number of pages: 17
Approximate weight : 51 g (0.11 lbs)
Country: European technical standard
Category: Technical standards ETSI